Showing structure for (1r,3as,3bs,9ar,9bs,11ar)-1-[(2r,5r)-5,6-dimethylheptan-2-yl]-9a,11a-dimethyl-1h,2h,3h,3ah,3bh,8h,9h,9bh,10h,11h-cyclopenta[a]phenanthren-4-one